CVE-2025-6721: Vchasno Kasa <= 1.0.3 - Missing Authorization to Unauthenticated Invoice Generation

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-07-19 · updated 2026-06-17
Weakness: CWE-862

Description

The Vchasno Kasa plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the mrkv_vchasno_kasa_wc_do_metabox_action() function in all versions up to, and including, 1.0.3. This makes it possible for unauthenticated attackers to generate invoices for arbitrary orders.

Affected products

bandido MORKVA Vchasno Kasa Integration: through 1.0.3

References

https://plugins.trac.wordpress.org/browser/mrkv-vchasno-kasa/trunk/classes/mrkv-setup.php#L395
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3328827%40mrkv-vchasno-kasa&new=3328827%40mrkv-vchasno-kasa&sfp_email=&sfph_mail=
https://www.wordfence.com/threat-intel/vulnerabilities/id/57ad3525-3257-4727-ba07-468bf13a94e2?source=cve

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